How to use arsenic in a sentence - WordHippo

    These naturally occurring ores typically included arsenic as a common impurity. Effects of arsenic on the blood glucose and plasma insulin levels in mice with or without ovariectomy. Many mammals methylate trivalent inorganic arsenic in liver to species that are released into the bloodstream and excreted in urine and feces.

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    Arsenopyrite Mineral | Uses and Properties

    Arsenopyrite is the primary ore of arsenic metal, which is used to produce alloys. It was historically used to harden lead in ammunition, but this use has declined in the past few decades. Much arsenic is recovered by smelting in the form of arsenious oxide. This is used to produce a variety of insecticides, herbicides, pesticides, and chemical ...

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    Non-invasive on-site Raman study of blue-decorated early ...

    Jun 01, 2018 · Non-invasive on-site Raman study of blue-decorated early soft-paste porcelain: The use of arsenic-rich (European) cobalt ores – Comparison with huafalang Chinese porcelains. Author links open overlay panel Philippe Colomban a Ting-An Lu a Véronique Milande b. Show more.

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    Arsenic: a brief history of Agatha Christie's favourite ...

    Jan 07, 2016 · Arsenic is a common contaminant in metal ores such as iron, copper and tin. The 18th and 19th centuries saw a huge increase in demand for these metals. To get rid of the arsenic and purify the metal the ores were roasted, producing fumes of white arsenic trioxide that condenses in the chimney as a waste product.

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    Cyanide Leaching Of Gold - Mine Engineer.Com

    Leaching gold from sulfide ores is difficult, at best. Generally, the recovery for cyanide leaching of sulfide or refractory ores is no better than 30%, which is not a worthwhile venture. The use of alkalies such as calcium oxide, will prevent the decomposition of cyanide in solution to form hydrogen cyanide gas.

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    Arsenic - Element information, properties and uses ...

    He noted the toxicity associated with arsenic compounds and mentioned their use as pesticides in rice fields. A more dangerous form of arsenic, called white arsenic, has also been long known. This was the trioxide, As 2 O 3, and was a by-product of copper refining. When this was mixed with olive oil and heated it yielded arsenic metal itself.

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    The Role of Arsenic in the Mining Industry

    arsenopyrite, the most abundant ore mineral of arsenic. However, arsenic is not recovered from these sources but is rather disposed of in an environmentally safe manner. Arsenic has been commercially recovered from realgar and orpiment in China, Peru, and the Philippines, and from copper-gold ores in Chile. Arsenic also may

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    Arsenopyrite: The mineral Arsenopyrite information and ...

    Arsenopyrite is an important ore of the element arsenic. It is also a minor ore of gold, as it contains traces of gold in some localities. Well-formed, lustrous Arsenopyrite crytals are .

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    How to Remove Arsenic, Antimony & Bismuth from Copper

    The ores of copper are usually associated with minerals containing arsenic, antimony and bismuth.Whatever the means adopted for extracting the copper, these metals are usually found, to a greater or less extent, in the product. There is, however, usually some elimination in the various metallurgical operations to which the ores are subjected, and some attempt is made here to .

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    Arsenic | Article about arsenic by The Free Dictionary

    Arsenic occurs in many ores, including realgar, orpiment, and arsenopyrite arsenopyrite or mispickel, silver-white to steel-gray mineral with the metallic luster characteristic of a pyrite. It is a sulfarsenide of iron, FeAsS, crystallizing in the orthorhombic system and occurring also in massive form.

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    Arsenic in Gold Processing: Mineral Processing and ...

    Jul 18, 2013 · Abstract The processing of gold bearing sulphide minerals which contain arsenopyrite and other complex arsenic sulphide minerals results in arsenic containing emissions and effluents which must be given careful consideration in relation to clean air and clean water standards. The sources of arsenic and the various process options for treating arsenical gold ores and concentrates are briefly ...

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    arsenic | Definition, Symbol, Uses, & Facts | Britannica

    Arsenious oxide, commonly known as white arsenic, is obtained as a by-product from the roasting of the ores of copper, lead, and certain other metals as well as by the roasting of arsenopyrite and arsenic sulfide ores. Arsenious oxide provides the starting material for most other arsenic compounds.

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    Arsenic - University of Denver

    This one mine tended to glut the supply of arsenic in the first half of the 20th century. All arsenic comes as a by-product, and ores are not mined specifically for arsenic. Arsenic is worth studying because of its curious uses, and as an example of an element that stands with one foot in the metals camp, and one foot in the nonmetals camp.

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    ARSENIC - galleries

    Arsenic does not often form in its elemental state and is far more common in sulfides and sulfosalts such as arsenopyrite, orpiment, realgar, lollingite and tennantite. Due to the abundance of these arsenic bearing ores and the rarity of native arsenic, it is not an important ore of itself.

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    Notoriety to respectability: a short history of arsenic ...

    Arsenic has long had many uses outside medicine and still does to this day. Most commercial arsenic is recovered as a by‐product of the smelting of copper, lead, cobalt and gold ores. The arsenic in arsenopyrite and in other metallic ores unites with oxygen when heated in air, forming arsenic trioxide‐'white arsenic'.

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    Arsenic | Minerals Education Coalition
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    ARSENIC AND ARSENIC COMPOUNDS - NCBI Bookshelf

    1.3. Use of the agents. Arsenic and arsenic compounds have been produced and used commercially for centuries. Current and historical uses of arsenic include pharmaceuticals, wood preservatives, agricultural chemicals, and applications in the mining, metallurgical, glass-making, and .

    Bookshelf ID: NBK304380
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    ATSDR - Public Health Statement: Arsenic

    Arsenic is an element that is widely distributed in the earth's crust. Elemental arsenic is ordinarily a steel grey metal-like material that sometimes occurs naturally. However, arsenic is usually found in the environment combined with other elements such as oxygen, chlorine, and sulfur. Arsenic combined with these elements is called inorganic arsenic.

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    ARSENIC - galleries

    Arsenic does not often form in its elemental state and is far more common in sulfides and sulfosalts such as arsenopyrite, orpiment, realgar, lollingite and tennantite. Due to the abundance of these arsenic bearing ores and the rarity of native arsenic, it is not an important ore of itself.

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    Determination of Low Levels of Arsenic using Flame AAS .

    determination of low levels of arsenic in nickel ores on extrac-tions that are common for the determination of the base met-als. The high intensity UltrAA lamp allows full use of the more sensitive 189.0 nm and 193.7 nm lines not normally available on other systems. For More Information For more information on our products and services, visit our

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    Arsenopyrite - an overview | ScienceDirect Topics

    Arsenopyrite (FeAsS), orpiment (As 2 S 3), and realgar (AsS/As 4 S 4) are the most common arsenic sulfide minerals, occurring primarily in hydrothermal and magmatic ore deposits. Arsenic is commonly found in sulfide-bearing mineral deposits; especially with gold mineralization.

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